If you get a "Failed to disable RNDIS to use Serial" error when trying to desactivate the 'advanced network functionality" you may need to remove a bleutooth connection that is using the COM8 port
-- USB PDA not detected since gutsy upgrade https://bugs.launchpad.net/bugs/157279 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs